Home / 18,239.72-27,310.23-9,456.17

Finding the Fourth Proportional to 18,239.72, 27,310.23 and 9,456.17

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Solution

The fourth proportional to 18,239.72, 27,310.23 and 9,456.17 is: 14,158.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,239.72 : 27,310.23 = 9,456.17 : x
  2. Step 2: Convert to fraction form
    18,239.72/27,310.23 = 9,456.17/x
  3. Step 3: Cross multiply
    18,239.72x = 27,310.23 × 9,456.17
  4. Step 4: Simplify right side
    18,239.72x = 258,250,041.07
  5. Step 5: Solve for x
    x = 258,250,041.07/18,239.72
  6. Step 6: Final answer
    x = 14,158.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.